Sera Calcium CA Test Kit
This test monitors the calcium level easily and precisely in steps of 20 mg/l (ppm).
For approx. 7.500 mg (ppm) calcium. Add sera marin COMPONENT 1 Ca in case of too low Ca levels. A partial water change will help in case of too high levels.
For determining the calcium concentrate in seawater. Contains two 15 ml dropper bottle reagents.